SANY SY305H Pro Used Excavator Overview

The SANY SY305H Pro is an upgraded 31-ton heavy-duty crawler excavator, optimized for medium quarrying, bulk earthmoving and large infrastructure construction. It adopts reliable Isuzu GH-6HK1 six-cylinder turbo diesel engine paired with SANY upgraded DOMCS intelligent hydraulic control system. Compared with the standard SY305H model, the Pro version has reinforced structural parts, improved power response and better fuel efficiency, and it is widely recognized in global second-hand machinery markets for mining and heavy loading tasks.

Key Features

• Premium Isuzu GH-6HK1 turbo diesel engine, large displacement and strong torque reserve, excellent performance under continuous heavy-load working conditions, spare parts can be sourced globally.
• Upgraded DOMCS intelligent control system, precisely matches engine power and hydraulic pump output, reduces power loss and cuts fuel consumption by around 10% compared with older generations.
• Multiple working modes (Heavy, Standard, Light, Breaker) for operators to switch freely according to different working scenarios, balancing productivity and fuel cost.
• Reinforced boom, arm and bucket with thickened high-strength steel plates, optimized welding structure, strong anti-impact and wear resistance, suitable for rock excavation and quarry loading work.
• Heavy-duty undercarriage with 8 bottom rollers and 2 top rollers on each side, 600mm wide track shoes, low ground pressure and stable operation on muddy and rough terrain.
• ROPS/FOPS certified spacious cabin, equipped with 10-inch intelligent touch screen, 4G remote monitoring, rearview camera, shock-absorbing seat and ergonomic joystick, greatly improves operator comfort during long shifts.
• Pre-installed auxiliary hydraulic pipelines, compatible with large hydraulic breakers, rock grapples and other heavy-duty attachments to realize multi-purpose operation.
• Centralized maintenance layout, longer maintenance intervals, reduces machine downtime and daily maintenance expense.
• Intelligent remote diagnostic function, real-time monitoring of machine working status, convenient for equipment management and fault inspection.

Application Scenarios

Stone quarry excavation and truck loading, large volume earthmoving, highway and bridge construction, foundation excavation, water conservancy projects, mine site reclamation, heavy demolition and river dredging. It is a perfect heavy-duty excavator for medium-sized quarries and large construction contractors.

Summary

The used SANY SY305H Pro excavator enjoys strong market demand worldwide. It inherits the reliable power system of the SY305H series and upgrades the hydraulic system and structural reinforcement. With powerful digging performance, intelligent control and competitive total operating cost, this 31-ton excavator is a cost-effective alternative to well-known Japanese and European heavy excavators for buyers engaged in quarry and heavy earthmoving projects.